package com.it.xiaotao.abs;

public class TestCar {
    public static void main(String[] args) {
        BWM bwm = new BWM();
        HighBWM highBWM = new HighBWM();
        bwm.start();
        System.out.println(highBWM instanceof Car);
        System.out.println(highBWM instanceof BWM);
    }
}
